Haugen engages in a comprehensive examination of the themes and structure of Ibsen's plays, including

The Master Builder.

Meyer, Michael, Ibsen: A Biography, Doubleday, 1971.

Meyer presents a thoughtful analysis of Ibsen's life, tracing "his development as a man and as a writer" and offering an assessment of his work, "both intrinsically and historically." He also discusses Ibsen's impact on the theatre.